From Arial to Frutiger

Source: http://www.flickr.comUploaded to Flickr by Pool Albert-Jan and tagged with “univers” and “frutiger”. License: All Rights Reserved.

NS (Nederlandse Spoorwegen = Dutch Railways) coach number in two different typefaces. The older Univers figures on the left can be recognized by the 9 having a smaller aperture than the 6 from the typeface Frutiger.